<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Animate css动画</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/4.1.1/animate.min.css">
</head>
<body>
    
    <div class="container">
        <span class="animate__animated animate__animate__rotateIn">W</span>H</span>
        <span>E</span>
        <span>L</span>
        <span>L</span>
        <span>O</span>
    </div>
</body>
</html>